import axios from "axios"
import Cookies from "js-cookie"
import errorCode from '@/utils/errorCode'
import NProgress from "nprogress"
import Config from '@/config'
import { getToken } from '@/utils/auth'
import { Notification, Message } from '@uni/vue';
import { tansParams, blobValidate } from "@/utils/ruoyi";
import cache from '@/plugins/cache'

axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'

// axios默认配置
const service = axios.create({
    baseURL: process.env.VUE_APP_BASE_API, // api 的 base_url
    timeout: Config.timeout // 请求超时时间
})

// http request 拦截器
service.interceptors.request.use(
  config => {
    NProgress.start()

    // 是否需要设置 token
    const isToken = (config.headers || {}).isToken === false

    // 是否需要防止数据重复提交
    const isRepeatSubmit = (config.headers || {}).repeatSubmit === false
    if (getToken() && !isToken) {
        config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
    }

    // get请求映射params参数
    if (config.method === 'get' && config.params) {
      let url = config.url + '?' + tansParams(config.params);
      url = url.slice(0, -1);
      config.params = {};
      config.url = url;
    }
  if (!isRepeatSubmit && (config.method === 'post' || config.method === 'put')) {
    const requestObj = {
      url: config.url,
      data: typeof config.data === 'object' ? JSON.stringify(config.data) : config.data,
      time: new Date().getTime()
    }
    const sessionObj = cache.session.getJSON('sessionObj')
    if (sessionObj === undefined || sessionObj === null || sessionObj === '') {
      cache.session.setJSON('sessionObj', requestObj)

    } else {
      const s_url = sessionObj.url;                  // 请求地址
      const s_data = sessionObj.data;                // 请求数据
      const s_time = sessionObj.time;                // 请求时间
      const interval = 1000;                         // 间隔时间(ms)，小于此时间视为重复提交
      if (s_data === requestObj.data && requestObj.time - s_time < interval && s_url === requestObj.url) {
        const message = '数据正在处理，请勿重复提交';
        console.warn(`[${s_url}]: ` + message)
        return Promise.reject(new Error(message))

      } else {
        cache.session.setJSON('sessionObj', requestObj)
      }
    }
  }
  return config
},
  error => {
    return Promise.reject(error.response)
  }
)

// http response 拦截器
service.interceptors.response.use(
  response => {
    NProgress.done()
    // 未设置状态码则默认成功状态
    const code = response.data.code || 200;
    // 获取错误信息
    const msg = errorCode[code] || response.data.msg || errorCode['default']
    // 二进制数据则直接返回
    if(response.request.responseType ===  'blob' || response.request.responseType ===  'arraybuffer'){
      return response.data
    }
    if (code < 200 || code > 300) {
      Notification.error({ message: msg, description: msg })
      return Promise.reject('error')
    } else {
      return response.data
    }
  },
  error => {
    let { message } = error;
    if (message == "Network Error") {
      message = "后端接口连接异常";
    }
    else if (message.includes("timeout")) {
      message = "系统接口请求超时";
    }
    else if (message.includes("Request failed with status code")) {
      message = "系统接口" + message.substr(message.length - 3) + "异常";
    }
    Message.error({ text: message });
    return Promise.reject(error)
  }
)

export default service
